Fade Images in Photoshop Using Layer Masks
Fade Images in Photoshop Using Layer Masks—Learn to use a Photoshop layer mask to gradually fade images, and you have an impressive tool that can be applied to countless projects.
Great overview on masking in Photoshop. Learning how to use Masks was one of the harder concepts for me to get (back in PSP), but by far one of the more rewarding because it can be used in so many ways.